I know this. The nutrients such as calcium, iron, zinc and vitamins added in it are quite comprehensive. Inulin +FOS prebiotics are specially added, and the proportion of various nutrients is also very suitable for primary school students. My children have a drink in the morning and evening. From the beginning to now, his intelligence and physical strength have been obviously improved, and his reaction is faster than before. In the evening, he can take the children to run twice more. Insist on giving it to children, and there will be unexpected changes for you ~